4th Iowa Volunteer Infantry Regiment

The 4th Iowa Volunteer Infantry Regiment was a Union Army regiment which was active from 8 August 1861 to 24 July 1865 during the American Civil War. Grenville M. Dodge organized the regiment at Council Bluffs, Iowa, and it served in the West, first fighting at the Battle of Pea Ridge in 1862 and taking part in the Siege of Vicksburg, the Chattanooga Campaign, the Atlanta Campaign, and the push into North Carolina. It was mustered out in July 1865.